A chemist prepares a solution of iron(II) bromide (FeBr,) by measuring out 152. umol of iron(II) bromide into a 200. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's iron(II) bromide solution. Round your answer to 3 significant digits.
A chemist prepares a solution of iron(II) bromide (FeBr,) by measuring out 152. umol of iron(II) bromide into a 200. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's iron(II) bromide solution. Round your answer to 3 significant digits.
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![## Calculating Molarity Using Solute Moles
### Problem Statement
A chemist prepares a solution of iron(II) bromide (\(\text{FeBr}_2\)) by measuring out 152 \(\mu\text{mol}\) of iron(II) bromide into a 200. \(\text{mL}\) volumetric flask and filling the flask to the mark with water.
Calculate the concentration in \(\text{mol/L}\) of the chemist’s iron(II) bromide solution. Round your answer to 3 significant digits.
### Interactive Elements
- There is an input box with "[mol/L]" for entering the calculated concentration.
- Below the input box, there are additional options for interaction:
- **Check:** Validates the entered answer.
- **Explanation:** Provides guidance or steps to solve the problem.
- **Icons:** Options for additional help or to reset entries.
### Instructions for Students
1. Calculate the molarity using the formula:
\[
\text{Molarity (M)} = \frac{\text{Number of moles of solute}}{\text{Volume of solution in liters}}
\]
- Convert 152 \(\mu\text{mol}\) to \(\text{mol}\).
- Convert 200 \(\text{mL}\) to \(\text{L}\).
2. Input your answer in the provided box and use the "Check" button to confirm its accuracy.
3. Use the "Explanation" button if you require step-by-step assistance.
### Additional Information
This exercise helps reinforce understanding of molarity, unit conversions, and the preparation of solutions in a laboratory setting.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4614f298-923b-4b80-88a6-c2293005db82%2F7ea656e2-4edd-4684-bace-1a076dccc29c%2F8ualdvq_processed.jpeg&w=3840&q=75)
Transcribed Image Text:## Calculating Molarity Using Solute Moles
### Problem Statement
A chemist prepares a solution of iron(II) bromide (\(\text{FeBr}_2\)) by measuring out 152 \(\mu\text{mol}\) of iron(II) bromide into a 200. \(\text{mL}\) volumetric flask and filling the flask to the mark with water.
Calculate the concentration in \(\text{mol/L}\) of the chemist’s iron(II) bromide solution. Round your answer to 3 significant digits.
### Interactive Elements
- There is an input box with "[mol/L]" for entering the calculated concentration.
- Below the input box, there are additional options for interaction:
- **Check:** Validates the entered answer.
- **Explanation:** Provides guidance or steps to solve the problem.
- **Icons:** Options for additional help or to reset entries.
### Instructions for Students
1. Calculate the molarity using the formula:
\[
\text{Molarity (M)} = \frac{\text{Number of moles of solute}}{\text{Volume of solution in liters}}
\]
- Convert 152 \(\mu\text{mol}\) to \(\text{mol}\).
- Convert 200 \(\text{mL}\) to \(\text{L}\).
2. Input your answer in the provided box and use the "Check" button to confirm its accuracy.
3. Use the "Explanation" button if you require step-by-step assistance.
### Additional Information
This exercise helps reinforce understanding of molarity, unit conversions, and the preparation of solutions in a laboratory setting.
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